public class Test01 {
    public static void main(String[] args) {
        System.out.println(Math.abs(88));
        System.out.println(Math.abs(-88));
        /*System.out.println(Math.abs(-2147483648));*/
        /*System.out.println(Math.absExact(-2147483648));*/
        System.out.println(Math.ceil(-2.14));
        System.out.println(Math.ceil(-12.54));
        System.out.println(Math.ceil(2.14));
        System.out.println(Math.floor(-2.14));
        System.out.println(Math.floor(-12.54));
        System.out.println(Math.floor(2.14));
        System.out.println("-----------");
        System.out.println(Math.round(12.34));
        System.out.println(Math.round(-12.34));
        System.out.println("---------------");
        System.out.println(Math.max(2,3));
        System.out.println(Math.min(2,3));
        System.out.println("---------------");
        System.out.println(Math.pow(2,3));
        System.out.println(Math.pow(4,0.5));
        System.out.println(Math.pow(2,-0.5));
        System.out.println("---------------");
        System.out.println(Math.cbrt(8));
        System.out.println(Math.sqrt(4));
        System.out.println(Math.random());

    }
}
